OHA Drinking Water Services
OR41
PWS ID: 00978 ---- ALSEA COUNTY SERVICE DISTRICT

See also: Coliform Schedules

Chemical Sampling Schedule Status
Facility
ID		 Analyte or Group   Sampling
Interval		 Monitoring Period Days
Until
End		 Samples
Required		 Samples
Received		 Last
Sample
Date
Start End
DIST-A  Distribution System LEAD & COPPER notes3 Years01/01/2026 - 12/31/2026   5 09/21/2023
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP notes3 Years01/01/2026 - 12/31/2026   1  09/20/2023
 Seasonal sampling period:  09/01  thru  09/30
EP-A  EP FOR WELLFIELD: EAST/WEST WELLS ARSENIC notes9 Years01/01/2020 - 12/31/2028 1,711 1 done 07/12/2021
EP-A  EP FOR WELLFIELD: EAST/WEST WELLS IOC notes9 Years01/01/2020 - 12/31/2028 1,711 1 done 07/12/2021
EP-A  EP FOR WELLFIELD: EAST/WEST WELLS NITRATE  Yearly01/01/2024 - 12/31/2024 250 1 done 03/14/2024
EP-A  EP FOR WELLFIELD: EAST/WEST WELLS NITRITE notes9 Years01/01/2020 - 12/31/2028 1,711 1 done 10/13/2021
EP-A  EP FOR WELLFIELD: EAST/WEST WELLS RAD - GROSS ALPHA  9 Years01/01/2020 - 12/31/2028 1,711 1 incomplete01/24/2018
EP-A  EP FOR WELLFIELD: EAST/WEST WELLS RAD - RADIUM 226/228 9 Years01/01/2017 - 12/31/2025 615 1 done 07/12/2021
EP-A  EP FOR WELLFIELD: EAST/WEST WELLS RAD - URANIUM  9 Years01/01/2017 - 12/31/2025 615 1 done 07/12/2021
EP-A  EP FOR WELLFIELD: EAST/WEST WELLS SOC  3 Years01/01/2023 - 12/31/2025 615 1 incomplete07/12/2021
EP-A  EP FOR WELLFIELD: EAST/WEST WELLS VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 615 1 done 03/18/2024

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemASBESTOS, DIST  9 Years01/01/200210/18/20081Schedule Reflects Monitoring Reduction Granted
DIST-A  Distribution SystemHAA5 & TTHM  3 Years01/01/200812/31/20131Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200412/31/20071Sample between June 1 and Sept. 30.
EP-A  EP FOR WELLFIELD: EAST/WEST WELLSARSENIC  3 Years01/01/200212/31/20101
EP-A  EP FOR WELLFIELD: EAST/WEST WELLSRAD - GROSS ALPHA  6 Years01/01/201412/31/20191
EP-A  EP FOR WELLFIELD: EAST/WEST WELLSRAD - GROSS ALPHA  9 Years01/01/200812/31/20131

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More information for this water system: SDWIS ID 3490
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